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HomologicalComplex.homotopyCofiber.d_sndX
Modification history
2023-12-27 09:01
Mathlib/Algebra/Homology/HomotopyCofiber.lean
feat(Algebra/Homology): construction of the homotopy cofiber (#8969)
Added
HomologicalComplex.homotopyCofiber.d_sndX
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